Updated DB_Helper by adding firebase methods.

venv/Lib/site-packages/pyasn1_modules/rfc6019.py

@@ -0,0 +1,45 @@
+# This file is being contributed to pyasn1-modules software.
+#
+# Created by Russ Housley.
+# Modified by Russ Housley to add a map for use with opentypes.
+#
+# Copyright (c) 2019, Vigil Security, LLC
+# License: http://snmplabs.com/pyasn1/license.html
+#
+# BinaryTime: An Alternate Format for Representing Date and Time
+#
+# ASN.1 source from:
+# https://www.rfc-editor.org/rfc/rfc6019.txt
+
+from pyasn1.type import constraint
+from pyasn1.type import univ
+
+from pyasn1_modules import rfc5652
+
+MAX = float('inf')
+
+
+# BinaryTime: Represent date and time as an integer 
+
+class BinaryTime(univ.Integer):
+    pass
+
+BinaryTime.subtypeSpec = constraint.ValueRangeConstraint(0, MAX)
+
+
+# CMS Attribute for representing signing time in BinaryTime
+
+id_aa_binarySigningTime = univ.ObjectIdentifier('1.2.840.113549.1.9.16.2.46')
+
+class BinarySigningTime(BinaryTime):
+    pass
+
+
+# Map of Attribute Type OIDs to Attributes ia added to the
+# ones that are in rfc5652.py
+
+_cmsAttributesMapUpdate = {
+    id_aa_binarySigningTime: BinarySigningTime(),
+}
+
+rfc5652.cmsAttributesMap.update(_cmsAttributesMapUpdate)